NEW Thorlabs LB1391-A N-BK7 Bi-Convex Lens, Ø1″, f=400.0 mm, ARC:350-700nm
Specifications are from Thorlabs and may vary slightly due to upgrades, options, or revisions this unit may or may not have. Thorlabs’ A-Coated Bi-Convex Lenses are fabricated from N-BK7 and feature an antireflection coating for the 350 – 700 nm range on both surfaces.